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200 Series

Polyiso Roof Insulation Compared to Other Products


Technical Bulletin 201: "A Comparison of Polyiso Insulation and Extruded Polystyrene Insulation" 
Highlights the differences between polyiso and extruded polystyrene insulation. The bulletin specifically reviews:

  • Thermoset vs. Thermoplastic

  • Impact of Construction Materials on Insulation

  • Fire Test Performance

  • Tunnel Test

  • Ultraviolet Light

  • The Freeze/Thaw Myth

  • Thermal Performance

  • Moisture

  • Construction Costs

Technical Bulletin 202: "Polyurethane and Polyiso: What is the Difference?”
Discusses the basic differences between polyurethane and polyiso insulations. The bulletin explains the development of both types of insulation, their chemical differences, and thermal performance.

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